The scientists ... (find) fossils of dinosaurs.
found
My dog ... (jump) really hight at the last walk.
jumped
Because of volcanoes, dinosaurs ... (not have) any food to eat.
didn't have
What ... (happen) to the dinosaurs?
happened
Dinosaurs ... (live) on Earth 65 million years ago.
lived
Pterosaurs ... (be) flying reptiles.
were
Velociraptor ... (not be) big.
wasn't
I ... (not eat) pizza last Friday.
didn't eat
Volcanoes ... (not kill) all of the dinosaurs.
didn't kill
Steve ... (not buy) sweets, he ... (buy) an ice-cream yesterday.
didn't buy / bought
There ... (be) smoke and dust on the Earth.
was
One day a long time ago, all the dinosaurs ... (disappear).
diappeared
Clara ... (not talk) to Nelly five minutes ago.
didn't talk
There ... (not be) people on the Earth millions years ago.
weren't
I ... (watch) a funny film yesterday.
watched
Some dinosaurs ... (eat) plants, fish, insects and small animals.
ate
Lots of volcanoes ... (erupt) million years ago.
erupted
We ... (visit) our grandparents last summer.
visited
We ... (laugh) a lot at the party last weekend.
laughed
T-Rex ... (not have) wings.
didn't have
Stegosaurus ... (not be) dangerous. It ... (be) gentle.
wasn't / was
My brother ... (tell) a funny story yesterday.
told